Henderson Harbor Weather Forecast

    • 31
    • 47

    Decreasing Clouds

    • 44
    • 53

    Partly Sunny

    • 48
    • 60

    Rain Showers

    • 33
    • 56

    Rain Showers

    • 31
    • 40

    Partly Sunny

    • 40
    • 50

    Mostly Cloudy

Today 13 Mar Jefferson

Partly sunny. Highs Ranging from the mid 40s on the tug hill to the upper 40s across the lower Elevations. South Winds 10 Mph or less.

Tonight 13 Mar Jefferson

Mostly cloudy in the Evening, then clearing. Lows in the lower 30s. Light southeast Winds.

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Henderson Harbor Temperature Statistics

March Temperature

Watertown, Watertown International Airport (12.4 miles)

  • Lowest 3 March, 2025

    -1.2 °F

  • Average March

    31.8 °F

  • Highest 11 March, 2025

    60.1 °F

Climate (2020–Present)

Watertown, Watertown International Airport (12.4 miles)

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  • Average Low 2020–2025

    38.9 °F

  • Average 2020–2025

    48.6 °F

  • Average High 2020–2025

    57.5 °F
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